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August 20, 2014

Homework Help: general chem

Posted by rob on Sunday, October 9, 2011 at 10:47am.

Calculate the molarity of a solution made by dissolving 12.5 grams of Na2CrO4 in enough water to form exactly 550 mL of solution. (b) How many moles of KBr are present in 150 mL of a 0.275 M solution? (c) How many milliters of 6.1 M HCl solution are needed to obtain 0.100 mol of HCl?

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